Max
7d58f667e6
The new script now: - uses the official Debian Cloud-Init image - verifies the checksum of the image - edits this image to install the qemu guest agent - features an exit trap to clean up after runs - sets a more performant machine type
66 lines
1.8 KiB
Bash
Executable file
66 lines
1.8 KiB
Bash
Executable file
#!/bin/bash
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#
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# Build a disk image suitable for use as a Proxmox template in the CCCHH clusters.
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# Needs apt install libguestfs-tools
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#
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VMID=9023
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STORAGE=local-zfs
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OS=debian-12
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NAME=chaos-${OS}-tmpl-$(date -u +%Y-%m-%d)
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BRIDGE=vmbr0,tag=208
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set -eE
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tempfolder=$(mktemp -d /tmp/cloudinit-XXXXX)
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pushd $tempfolder
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trap cleanup SIGHUP SIGINT SIGQUIT SIGABRT ERR EXIT
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cleanup() {
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echo "Removing temporary files"
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popd 2> /dev/null || true
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rm -rf $tempfolder
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exit
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}
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wget https://cloud.debian.org/images/cloud/bookworm/latest/debian-12-generic-amd64.tar.xz -O debian-12-generic-amd64.tar.xz
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wget https://cloud.debian.org/images/cloud/bookworm/latest/SHA512SUMS -O SHA512SUMS
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sha512sum --ignore-missing -c SHA512SUMS
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rm SHA512SUMS
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tar -xf debian-12-generic-amd64.tar.xz
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rm debian-12-generic-amd64.tar.xz
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virt-customize -a disk.raw \
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--update \
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--install qemu-guest-agent \
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--run-command 'systemctl enable qemu-guest-agent' \
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--run-command 'systemctl enable fstrim.timer' \
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--edit '/etc/ssh/sshd_config:s,#?Port.*,Port 42666,'
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qm destroy ${VMID} || true
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qm create ${VMID} --name "creating-vm" --memory 2048 --net0 virtio,bridge=${BRIDGE}
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qm importdisk ${VMID} disk.raw ${STORAGE}
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rm disk.raw
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popd
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qm set ${VMID} --scsihw virtio-scsi-pci --scsi0 ${STORAGE}:vm-${VMID}-disk-0,ssd=1,discard=on
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qm set ${VMID} --ide2 ${STORAGE}:cloudinit
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qm set ${VMID} --boot c --bootdisk scsi0
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qm resize ${VMID} scsi0 16G
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qm set ${VMID} --machine q35
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qm set ${VMID} --ostype l26
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qm set ${VMID} --cpu cputype=host
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qm set ${VMID} --cores 2
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qm set ${VMID} --serial0 socket --vga serial0
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qm set ${VMID} --agent 1,fstrim_cloned_disks=1
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qm set ${VMID} --ciuser chaos
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qm set ${VMID} --sshkeys ./authorized_keys
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qm set ${VMID} --ipconfig0 ip=dhcp
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qm set ${VMID} --name ${NAME}
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qm cloudinit update ${VMID}
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qm template ${VMID}
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